Structure of PDB 6unb Chain A Binding Site BS01

Receptor Information
>6unb Chain A (length=263) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PTSAVQQKLAALEKSSGGRLGVALIDTADNTQVLYRGDERFPMCSTSKVM
AAAAVLKQSETQKQLLNQPVEIKPADLVNYNPIAEKHVNGTMTLAELSAA
ALQYSDNTAMNKLIAQLGGPGGVTAFARAIGDETFRLDRTEPTLNTAIPG
DPRDTTTPRAMAQTLRQLTLGHALGETQRAQLVTWLKGNTTGAASIRAGL
PTSWTVGDKTGSGDYGTTNDIAVIWPQGRAPLVLVTYFTQPQQNAESRRD
VLASAARIIAEGL
Ligand information
Ligand IDTJ7
InChIInChI=1S/C16H20N2O7S2/c1-15(2)10(13(23)24)17-14(27-15)16(7-19,25-3)18-11(20)9(12(21)22)8-4-5-26-6-8/h4-7,9-10,14,17H,1-3H3,(H,18,20)(H,21,22)(H,23,24)/t9-,10+,14-,16+/m1/s1
InChIKeyDGNYADVSOUQAEQ-LCFNMQHZSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CO[C](NC(=O)[CH](C(O)=O)c1cscc1)(C=O)[CH]2N[CH](C(O)=O)C(C)(C)S2
CACTVS 3.385CO[C@@](NC(=O)[C@H](C(O)=O)c1cscc1)(C=O)[C@@H]2N[C@@H](C(O)=O)C(C)(C)S2
ACDLabs 12.01O=CC(OC)(C1SC(C(N1)C(O)=O)(C)C)NC(=O)C(C(O)=O)c2cscc2
OpenEye OEToolkits 2.0.7CC1(C(NC(S1)C(C=O)(NC(=O)C(c2ccsc2)C(=O)O)OC)C(=O)O)C
OpenEye OEToolkits 2.0.7CC1([C@@H](N[C@H](S1)[C@@](C=O)(NC(=O)[C@@H](c2ccsc2)C(=O)O)OC)C(=O)O)C
FormulaC16 H20 N2 O7 S2
Name(2R,4S)-2-[(1S)-1-{[(2R)-2-carboxy-2-(thiophen-3-yl)acetyl]amino}-1-methoxy-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4 -carboxylic acid;
temocillin
ChEMBL
DrugBank
ZINC
PDB chain6unb Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6unb Influence of the alpha-Methoxy Group on the Reaction of Temocillin with Pseudomonas aeruginosa PBP3 and CTX-M-14 beta-Lactamase.
Resolution1.3 Å
Binding residue
(original residue number in PDB)
S70 K73 N104 Y105 S130 N132 N170 T235 G236 S237
Binding residue
(residue number reindexed from 1)
S45 K48 N79 Y80 S105 N107 N145 T210 G211 S212
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) S70 K73 S130 E166 K234 S237
Catalytic site (residue number reindexed from 1) S45 K48 S105 E141 K209 S212
Enzyme Commision number 3.5.2.6: beta-lactamase.
Gene Ontology
Molecular Function
GO:0008800 beta-lactamase activity
GO:0016787 hydrolase activity
GO:0046872 metal ion binding
Biological Process
GO:0017001 antibiotic catabolic process
GO:0030655 beta-lactam antibiotic catabolic process
GO:0046677 response to antibiotic

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Molecular Function

View graph for
Biological Process
External links
PDB RCSB:6unb, PDBe:6unb, PDBj:6unb
PDBsum6unb
PubMed31685462
UniProtQ9L5C7

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